diff options
| author | Ian Rogers <irogers@google.com> | 2023-02-19 12:27:58 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-02-19 14:00:37 +0300 |
| commit | 484b2a8442d2ad413ac983775232544e2940fdd1 (patch) | |
| tree | 26c404f4c5105d2a9c4340abe544ff111897792a /tools/perf/util/synthetic-events.c | |
| parent | 7c0631d494b95fa5697d297ae443d7787321b5a1 (diff) | |
| download | linux-484b2a8442d2ad413ac983775232544e2940fdd1.tar.xz | |
perf tools: Ensure evsel name is initialized
Use the evsel__name accessor as otherwise name may be NULL resulting
in a segv. This was observed with the perf stat shell test.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Caleb Biggers <caleb.biggers@intel.com>
Cc: Eduard Zingerman <eddyz87@gmail.com>
Cc: Florian Fischer <florian.fischer@muhq.space>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jing Zhang <renyu.zj@linux.alibaba.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Perry Taylor <perry.taylor@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Sandipan Das <sandipan.das@amd.com>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-stm32@st-md-mailman.stormreply.com
Link: https://lore.kernel.org/r/20230219092848.639226-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/synthetic-events.c')
| -rw-r--r-- | tools/perf/util/synthetic-events.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c index 9ab9308ee80c..6def01036eb5 100644 --- a/tools/perf/util/synthetic-events.c +++ b/tools/perf/util/synthetic-events.c @@ -2004,7 +2004,7 @@ int perf_event__synthesize_event_update_name(struct perf_tool *tool, struct evse perf_event__handler_t process) { struct perf_record_event_update *ev; - size_t len = strlen(evsel->name); + size_t len = strlen(evsel__name(evsel)); int err; ev = event_update_event__new(len + 1, PERF_EVENT_UPDATE__NAME, evsel->core.id[0]); |